|Electricity: power supply or regulation systems patents - Monitor Patents|
USPTO Class 323 | Browse by Industry: Previous - Next | All
08/2013 | Recent | 13: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 12: Dec | Nov | Oct | Sep | Aug | July | June | May | April | Mar | Feb | Jan | 11: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 10: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | | 09: Dec | Nov | Oct | Sep | Aug | Jl | Jn | May | Apr | Mar | Fb | Jn | | 2008 | 2007 |
Electricity: power supply or regulation systems August inventions list 08/13Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application. 08/29/2013 > 9 patent applications in 6 patent subcategories. inventions list
20130221936 - Power factor correction device and correcting method thereof: A power factor correction device comprises a power stage circuit converting input alternating current voltage into input current according to a pulse width modulation signal and outputs the input current to a load generating output voltage on the load, and sampling the input current outputting a correcting current; a current... Agent:
20130221939 - Voltage regulator: There is provided a voltage regulator equipped with a reverse-current prevention function capable of ensuring safe performance without causing a large overshoot at an output terminal against a sharp fluctuation in source voltage. The voltage regulator provides a source voltage fluctuation detecting circuit for detecting a fluctuation in source voltage... Agent: Seiko Instruments Inc.
20130221938 - Voltage regulator for contact-less electronic devices: A voltage regulator has an input terminal for receiving a supply voltage and an output terminal for providing a regulated voltage and a regulated current. Furthermore, the voltage regulator includes a regulator for generating the regulated voltage and the regulated current according to a regulation of the supply voltage. The... Agent: Stmicroelectronics S.r.l.
20130221937 - Voltage regulator with adjustable feedback: A voltage regulator circuit with variable feedback is disclosed. In one embodiment, a voltage regulator includes an amplifier having a first input configured to receive a reference voltage and a second input configured to receive a feedback signal. The voltage regulator further includes first and second transistors each having respective... Agent:
20130221940 - Linear regulator: A technique includes using a pass device of a linear regulator to provide an output signal for the linear regulator in response to a signal that is received at a control terminal of the pass device. The control terminal is coupled to a node, and the node is associated with... Agent:
20130221942 - Multi-power domain operational amplifier and voltage generator using the same: A multi-power domain operational amplifier includes an input stage circuit, a power domain transforming circuit and an active load. The input stage circuit is configured to transform a set of input voltages into a set of input currents in a first power domain. The power domain transforming circuit is configured... Agent: Novatek Microelectronics Corp.
20130221941 - System and method for controlling solid state circuit breakers: A system for controlling a solid state circuit breaker comprises a solid state power switch, and a controller for providing a gate voltage to the power switch. During turnoff of the solid state power switch, the controller reduces the gate voltage to an intermediate level for a specified time period... Agent: Hamilton Sundstrand Corporation
20130221943 - Constant input current filter using high-frequency switching for power supplies and related system and method: A system includes a constant input current filter configured to draw a constant input current from a power source and to generate a variable output current. The constant input current filter includes a capacitor, a boost converter, and a buck converter. The boost converter is configured to receive at least... Agent: Raytheon Company
20130221944 - Power supplies responsive to multiple control signal formats: A power supply includes a power circuit for converting an input voltage or current to an output voltage or current, at least one interface port for receiving signals from one or more external devices, and a control circuit coupled to the power circuit and the at least one interface port.... Agent:08/22/2013 > 14 patent applications in 11 patent subcategories. inventions list
20130214746 - Power module and air conditioner: A power module is a power module having a PFC (power factor correction) function. The power module includes: IGBTs in a pair; first diodes in a pair connected to the IGBTs in a pair, the first diodes forming a reverse-conducting element; and second diodes in a pair connected to the... Agent:
20130214747 - Voltage converting apparatus: A voltage converting apparatus is provided with: a reactor; a first switching element and a second switching element each of which is connected to the reactor in series; a first shunt resistor for detecting a first electric current flowing through the first switching element; a second shunt resistor for detecting... Agent:
20130214748 - Power device control circuit and power device circuit: A power device control circuit enters a gate driving signal into a gate terminal of a power device. The power device control circuit includes: a control signal input circuit that receives a power device control signal for control of the power device; a driving system control circuit connected to the... Agent:
20130214749 - Dc converter: A DC converter is provided for converting a first supply voltage into a second supply voltage. The first supply voltage is higher than the second supply voltage. The DC converter includes a driving stage and an output stage. The driving stage includes a modulation circuit, a pull-up driving unit, a... Agent: Global Unichip Corporation
20130214750 - Voltage converter and voltage conversion method: A voltage converter includes a first converter stage including a unipolar transistor coupled to a first inductive storage element, where the first converter stage is configured to provide a first output power signal including a first output current. Also, the voltage converter includes a second converter stage including a bipolar... Agent: Infineon Technologies Austria Ag
20130214751 - Multiphase switching power supply circuit: There is provided a multiphase switching power supply circuit in which an input terminal receives an input voltage, an output terminal outputs an output voltage, first to an Nth power stages each include an inductor having one end connected to the output terminal; a high-side switch that connects another end... Agent: Kabushiki Kaisha Toshiba
20130214752 - Low-noise, high bandwidth quasi-resonant mode switching power supply: High bandwidth, low noise switching power supply operating in quasi-resonant mode for filtering switching harmonic noise, while providing a fast control bandwidth and power at high efficiency. The power supply has an LCL tank defining a resonance period Ttank, and a switching circuit regulation loop for turning on its switching... Agent: Quantance, Inc.
20130214753 - Control device, digital control power supply, and control method: In a digital control power supply, a mode control unit measures a first frequency and a second frequency for a difference between a second digital value and a target value. Based on the measured first frequency and second frequency and a predetermined threshold set to the first and second frequencies,... Agent: Renesas Electronics Corporation
20130214754 - Power supply device: A power supply device includes a power supply unit, a buck converter, a logic circuit, and a snubber circuit. The buck converter and the logic circuit are connected to the power supply unit. The buck converter is configured to convert a direct current voltage output from the power supply unit... Agent:
20130214755 - Stabilization system and method for input oscillation: A system and method for controlling power supply input filter oscillations is provided. The method includes utilizing a converter power circuit to generate a positive input resistance to counteract input filter oscillations, which are generated in response to normal converter negative input impedance and current-mode control operation. A controller controls... Agent: Texas Instruments Incorporated
20130214756 - Wide input voltage range power factor correction circuit: A boost circuit is used for power factor correction (PFC). In a low power application, transition mode control is utilized. However, switching frequency varies with different input voltages, and over a wide input voltage range, the switching frequency can become too high to be practical. To address this issue, a... Agent: Stmicroelectronics, Inc.
20130214757 - Bootstrap circuitry for an igbt: A bootstrap circuit provides a gate-emitter voltage to the high-side IGBT of a half-bridge IGBT arrangement. The bootstrap circuit includes a buck-boost circuit for providing a negative gate-emitter voltage for turning the high-side IGBT off.... Agent: Infineon Technologies Austria Ag
20130214758 - Step-down dc-to-dc converter: b
20130214759 - Long-distance constant-voltage electricity-feeding method with wake-up function and system: Disclosed are a wired long-distance constant-voltage electricity-feeding method with a wake-up function and a system. A smart electricity supply module of a central electricity supply device generates a feed voltage from a central electricity source, and feeds the voltage to a terminal electricity source module through a feed line. Said... Agent:08/15/2013 > 18 patent applications in 10 patent subcategories. inventions list
20130207621 - Power factor correction circuit: A power factor correction circuit includes a first series circuit, a second series circuit, a smoothing capacitor, and a reactor. The power factor correction circuit further includes an input voltage detector that detects an input voltage of at least one end of an AC power source based on one end... Agent: Minebea Co., Ltd.
20130207623 - Power supply device for a nonlinear, time-varying load: A power supply device for a nonlinear, time-varying load has a multi-phase power system. The load and a reactive power compensator are connected to the phases of the power system. The reactive power compensator is embodied as a multilevel converter with multiple strands, each connected to one of the power... Agent:
20130207622 - System and method for reactive power regulation: A system and method are provided for performing reactive power control. The system includes a power converter and a controller coupled to the power converter. The power converter is configured to convert a first form of electric power generated from the power source to a second form of electric power... Agent:
20130207624 - Providing power to a component: Apparatus includes a first connection to a battery; a second connection to a component; a first path between the first and second connections including a non-upconverting voltage regulator and being absent of a voltage upconverter; a second path between the first and second connections including a voltage upconverter; and a... Agent: Nokia Corporation
20130207628 - Power supply circuit, switching regulator, and control circuit and control method thereof: The present invention discloses a switching regulator having a control circuit which includes an error amplifier circuit. The error amplifier circuit compares a feedback signal relating to an output voltage with a reference signal, to regulate the feedback signal to a level of the reference signal. When it is determined... Agent: Richtek Technology Corporation
20130207626 - Switching power supply circuit: A switching power supply circuit includes: a reactor that has a main winding and an auxiliary winding having a leakage inductance, which are magnetically coupled with each other and are connected with each other at one ends thereof; a first series circuit, which has an auxiliary switch and a resonance... Agent: Sanken Electric Co., Ltd
20130207625 - Switching regulator: A switching regulator controls an output transistor supplying current to an inductor and generates a second supply voltage from a first supply voltage. The switching regulator has: an error amplifier amplifying a difference between the second supply voltage and a reference voltage; a current sense amplifier converting an inductor current... Agent: Fujitsu Semiconductor Limited
20130207627 - Virtual output voltage sensing for feed-forward control of a voltage regulator: Disclosed are devices, apparatus, circuitry, components, mechanisms, modules, systems, and methods for virtual output voltage sensing for feed-forward control of a voltage regulator. A buffer has an input coupled to sense a monitored signal indicating a duty cycle of switch circuitry coupled to an output filter of the voltage regulator.... Agent: Volterra Semiconductor Corporation
20130207629 - Negative slope compensation for current mode switching power supply: Generated are an error signal representative of a difference between a signal representative of the output voltage of a current mode switching power supply and a reference voltage, and a peak current threshold signal that is indicative of a peak current that should be reached in an inductor within the... Agent: Linear Technology Corporation
20130207631 - Semiconductor integrated circuit device, dc-dc converter, and voltage conversion method: A semiconductor integrated circuit device is employed in a DC-DC converter that switches the voltage fed to the load depending on the PWM signal. The semiconductor integrated circuit device has an error voltage generating part, a mode setting part, an oscillation signal generating part, a pulse generating part, and a... Agent: Kabushiki Kaisha Toshiba
20130207630 - Systems and methods for dynamic management of switching frequency for voltage regulation: Systems and methods are provided that may be implemented to dynamically manage voltage regulator switching frequency. In one embodiment, the disclosed systems and methods may be implemented to dynamically find the optimal voltage regulator switching frequency based on the load current (IOUT) and efficiency in a switching voltage regulator device... Agent:
20130207633 - Switching regulator: Provided is a switching regulator including a circuit for detecting a short-circuit state easily and reliably, without the need of an adjustment step such as trimming. In accordance with a drive signal of a power switching element of the switching regulator, a discharge circuit is controlled. When the power switching... Agent: Seiko Instruments Inc.
20130207632 - System and method for improved line transient response in current mode boost converters: An improved DC-DC power converter employs a feed-forward circuit to improve the response of the output voltage to transient signals on the input voltage. A portion of the input voltage generated by the feed-forward circuit is combined with either the sense voltage or the set point reference to offset one... Agent:
20130207635 - Power supply circuit: An electronic circuit includes a switchable circuit domain that operates in a RUN mode and a STANDBY mode and receives a supply current from a core power supply. A power regulator is connected between the core power supply and the switchable circuit domain to regulate the supply current provided to... Agent: Freescale Semiconductor, Inc
20130207636 - Reference voltage generator: Provided is a reference voltage generator having flat temperature characteristics. The reference voltage generator includes: a depletion mode MOS transistor (10) of a first conductivity type, which is connected to function as a current source and allows a constant current to flow; and an enhancement mode MOS transistor (20) of... Agent: Seiko Instruments Inc.
20130207634 - Semiconductor device including voltage generating circuit: A semiconductor device includes a voltage generating circuit, a first switch, and a charging circuit. The voltage generating circuit generates a voltage for output and has a function to adjust a magnitude of the voltage to be generated. A first switch has a first conduction terminal and a second conduction... Agent: Renesas Electronics Corporation
20130207637 - Power conversion device: With a power conversion device, it is possible to lengthen the lifespan of a mechanical switch by preventing an absorption by the mechanical switch of induction energy accumulated in a reactor when there is a problem. When a mechanical switch is turned off when there is a problem, an absorption... Agent: Fuji Electric Co., Ltd.
20130207638 - Combination converter arrangement and switching device: A combination converter arrangement and a switching device including such a combination converter arrangement are disclosed. The combination of a current transformer with a core made of ferromagnetic material and a Rogowski coil is referred to as a combination converter, the current transformer being used to supply energy to the... Agent:08/08/2013 > 18 patent applications in 13 patent subcategories. inventions list
20130200862 - Methods and apparatus for supplying three phase power: The present invention provides methods and apparatus for converting a single phase power supply source into a three phase power supply source. The single phase power supply source is utilised as a first output of the three phase power supply source, whilst the second and third outputs of the three... Agent: Set Electrical Engineering Pty Ltd
20130200863 - Buck dc-to-dc converter having a novel output protection mechanism: A buck DC-to-DC converter having a novel output protection mechanism, comprising: a buck converter circuit, having a line input end, a DC output end, a first feedback end, and a second feedback end; a voltage divider, having an input terminal and an output terminal, the input terminal being coupled to... Agent:
20130200864 - Dc-dc converter and voltage conversion method thereof: A DC-DC converter and a voltage conversion method thereof are provided. The DC-DC converter includes an output unit, a control unit and a trigger unit. The output unit converts an input voltage into an output voltage. The control unit generates a control signal according to the input voltage, an output... Agent: Upi Semiconductor Corp
20130200865 - Switch mode power supply for envelope tracking: There is disclosed an envelope tracked power supply comprising a high bandwidth, low delay closed loop switch mode power supply stage comprising: a pulse width modulator for generating a width modulated pulse in dependence on an input signal and an output voltage of the switch mode power supply stage; a... Agent: Nujira Limited
20130200866 - Semiconductor integrated circuit: A semiconductor integrated device includes transistor between input and output terminals, an amplifying device, and a control circuit that activates or deactivates the amplifying device according to an input voltage. When the input voltage is higher than a specified value, the control circuit activates the amplifying device to regulate a... Agent:
20130200869 - Dc/dc converter: Based upon a detection voltage VL that develops between ISEN+ and ISEN− terminals, a current detection circuit detects a coil current IL that flows through an inductor. A measurement circuit is connected to an inductor, and measures an inductance value L and a DC resistance value RDC of the inductor... Agent: Sony Computer Entertainment Inc.
20130200867 - High side driver circuitry: One embodiment of the present disclosure provides a method for controlling a power switch that includes converting a control signal to a current pulse signal, where the control signal is referenced to a first reference potential. The method also includes generating a switch drive voltage signal based on the current... Agent:
20130200868 - Protection of an n-channel transistor: The present document relates to power converters. In particular, the present document relates to a scheme for operating a low side switch of a power converter in the safe operation area. A power converter converting an input voltage to an output voltage is described. The power converter comprises a low... Agent: Dialog Semiconductor Gmbh
20130200871 - Direct drive waveform amplifier: A high voltage waveform is generated that is similar to a low voltage input waveform. The high voltage waveform is a series of pulses that are applied directly to the device. An error signal controls the frequency, magnitude, and duration of the pulses. A feedback signal derived from the high... Agent: Rogers Corporation
20130200870 - Low-dropout voltage regulator having fast transient response to sudden load change: An apparatus comprising a regulator and a control circuit. The regulator may be configured to generate a regulated voltage in response to (i) a reference input signal, (ii) a pull down signal and (iii) a control signal. The control circuit may be configured to generate the control signal in response... Agent:
20130200872 - Low power current comparator for switched mode regulator: A current comparator comprising a first NMOS transistor having a drain coupled to VDD, a source and a gate. A first PMOS transistor having a source coupled to the source of the first NMOS transistor to form an input, a drain coupled to VSS and a gate coupled to the... Agent:
20130200873 - Methods and apparatuses for a soft-start function with auto-disable: Methods and apparatuses for a soft-start function with auto-disable are described. Such methods and apparatuses can gradually increase a voltage towards a reference voltage using a ramp generator and a control loop and can disable the ramp generator and the control loop once the voltage has reached the reference voltage.... Agent:
20130200874 - Dc power supply apparatus: A direct current (DC) power supply apparatus includes an input unit configured to receive an outside DC power; a plurality of polarity correction units configured to correct the polarity of the outside DC power; a plurality of switch units installed to correspond to each of the plurality of polarity correction... Agent: Samsung Electronics Co., Ltd.
20130200875 - Electric power detection system: An integration circuit charges a capacitor by a charge current corresponding to a current flowing in a detection resistor provided in an electric power supply path extending to a DCM. A comparison circuit outputs a comparison signal, which changes to one of a high level and a low level in... Agent: Denso Corporation
20130200876 - Regulating apparatus with soft-start and fast-shutdown function: A regulating apparatus with soft-start and fast-shutdown function is applied to a voltage-supplying apparatus. The regulating apparatus includes a soft-start and fast-shutdown circuit, a regulating circuit, and a ground circuit. When voltages are supplied from the voltage-supplying apparatus to the soft-start and fast-shutdown circuit, the regulating circuit, and the ground... Agent: Chicony Power Technology Co., Ltd.
20130200877 - Gradation voltage generating circuit and liquid crystal display device: A gradation voltage generating circuit includes a resistor ladder circuit and a constant current circuit. The resistor ladder circuit has a plurality of resistors. The constant current circuit is electrically connected to the resistor ladder circuit. The constant current circuit is configured to supply a constant current to the resistor... Agent: Funai Electric Co., Ltd.
20130200878 - Ultra-low noise voltage reference circuit: A voltage reference circuit comprises a plurality of ΔVBE cells, each comprising four bipolar junction transistors (BJTs) connected in a cross-quad configuration and arranged to generate a ΔVBE voltage. The plurality of ΔVBE cells are stacked such that their ΔVBE voltages are summed. A last stage is coupled to the... Agent: Analog Devices, Inc.
20130200879 - System for charging displays: A system and method for charging a merchandise item is presented. A power supply system for charging the merchandise item includes: a power supply unit, a power cable with a cable control logic. The power supply unit includes a variable power supply and power supply control logic. The power supply... Agent: Checkpoint Systems, Inc.08/01/2013 > 15 patent applications in 11 patent subcategories. inventions list
20130193935 - Voltage reference generation circuit using gate-to-source voltage difference and related method thereof, and voltage regulation circuit having common-source configuration and related method thereof: A voltage reference generation circuit includes a current supply circuit and a core circuit. The current supply circuit is arranged to provide a plurality of currents. The core circuit is coupled to the current supply circuit, and arranged to receive the currents and accordingly generate a voltage reference. The core... Agent: Fsp Technology Inc.
20130193938 - Dead-time compensation in a power supply system: One embodiment includes a power supply system. The system includes a pulse-width modulation (PWM) system configured to generate a PWM signal. The system also includes a power stage comprising a gate driver, a high-side switch, and a low-side switch. The gate driver can be configured to alternately activate the high-side... Agent: Texas Instruments Incorporated
20130193936 - Switched-mode power supply: The switched-mode power supply includes a power stage, and a control unit to control the operation of the power stage based on a critical parameter of the power stage, wherein the control unit is configured to control the operation of the power stage to change from a first operational mode... Agent: Intel Mobile Communications Gmbh
20130193937 - Switching regulator and electronic apparatus: According to one embodiment, a switching regulator includes a switching controller, a driver, a detector, and an adjustment module. The switching regulator outputs a first switch control signal for controlling switching of a high-side transistor and a second switch control signal for controlling switching of a low-side transistor. The driver... Agent: Kabushiki Kaisha Toshiba
20130193939 - Voltage regulator: Provided is a variable output voltage regulator capable of reducing heat generation during an overcurrent protection operation even when a setting value of an output voltage is high. The variable output voltage regulator can change an output voltage by trimming a resistor of a voltage dividing circuit in response to... Agent: Seiko Instruments Inc.
20130193941 - Bypass control in a dc-to-dc converter: The present document relates to switched power supplies. In particular, the present document relates to a method and system for controlling a bypass transistor in a DC-to-DC converter. A power converter configured to convert an input voltage at an input of the power converter into an output voltage at an... Agent: Dialog Semiconductor Gmbh
20130193942 - Current driver circuit: A current driver circuit includes a converter part having a switching element and converting an input voltage into an output voltage; a current detector which generates a detection signal indicative of the current of the switching element; an input voltage compensating circuit which generates a compensation signal corresponding to the... Agent: Panasonic Corporation
20130193940 - Method of forming a switched mode power supply controller device with an off mode and structure therefor: At least one embodiment is directed to a semiconductor voltage controller comprising: a start-mode circuit associated with a start-mode; and an off-mode circuit associated with an off-mode, where the voltage controller can be configured to receive a feedback signal and an off-mode signal from a single input and provide an... Agent:
20130193943 - Switched arrangement for switched mode supply: There is disclosed a switching stage comprising: a first switching path having at least one switching element for selectively connecting an input of the switching stage to an output of the switching stage; and a second switching path having at least one switching element for selectively connecting the input of... Agent: Nujira Limited
20130193944 - Voltage generator: According to one embodiment, a voltage generator includes a step-up circuit and a limiter circuit. The step-up circuit outputs a first voltage to a first node. The limiter circuit includes first and second resistive elements, first and second capacitive elements, a switch element, and a comparator. The first resistive element... Agent:
20130193945 - Distributed power harvesting systems using dc power sources: A method for maintaining reliability of a distributed power system including a power converter having input terminals and output terminals. Input power is received at the input terminals. The input power is converted to an output power at the output terminals. A temperature is measured in or in the environment... Agent: Solaredge Technologies Ltd.
20130193946 - Inrush current suppressing device: An inrush current suppressing device includes a residual-magnetic-flux calculating unit configured to retain an interruption characteristic of a breaker and an attenuation characteristic of a magnetic flux that are estimated by measurement, analysis, or the like beforehand, and apply the attenuation characteristic to a magnetic flux value at the time... Agent: Mitsubishi Electric Corporation
20130193947 - Power converter: A high voltage resonant step-up convertor converts a lower voltage signal to a higher voltage signal. The converter may be used, for example, to supply power via electromagnetic coupling to an implantable medical device. In some embodiments, a power converter comprises a driver circuit and a resonant circuit. The resonant... Agent: Pacesetter, Inc.
20130193948 - Low power circuit for reducing leakage power using negative voltage: A power circuit for reducing a leakage power using a negative voltage is provided. The power circuit includes a current source including a transistor including a gate. The power circuit further includes a current source control circuit connected to the gate of the transistor, and configured to apply a positive... Agent:
20130193949 - Reference voltage circuit and image-capture circuit: A reference voltage circuit for generating a reference voltage to be referred when a pixel signal is digitally converted, includes ramp voltage generating means for generating a ramp voltage which drops from a predetermined initial voltage at a certain gradient, a transistor for forming, together with the ramp voltage generating... Agent: Sony CorporationPrevious industry: Electricity: single generator systems
Next industry: Electricity: measuring and testing
RSS FEED for 20131205:
Integrate FreshPatents.com into your RSS reader/aggregator or website to track weekly updates.
For more info, read this article.
Thank you for viewing Electricity: power supply or regulation systems patents on the FreshPatents.com website. These are patent applications which have been filed in the United States. There are a variety ways to browse Electricity: power supply or regulation systems patent applications on our website including browsing by date, agent, inventor, and industry. If you are interested in receiving occasional emails regarding Electricity: power supply or regulation systems patents we recommend signing up for free keyword monitoring by email.
FreshPatents.com Support - Terms & Conditions
Results in 0.49552 seconds